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Definition of Ligule
1. Noun. (botany) any appendage to a plant that is shaped like a strap.
Definition of Ligule
1. n. The thin and scarious projection from the upper end of the sheath of a leaf of grass.
Definition of Ligule
1. Noun. A strap-shaped structure. ¹
2. Noun. (botany) A portion of a leaf found at the base of the petiole, when present. ¹
3. Noun. (botany) In many grasses (Poaceae) and some sedges (Cyperaceae), the membranous appendage or ring of hairs projecting from the inner side of a leaf at the junction between the blade and the sheath. ¹
¹ Source: wiktionary.com
Definition of Ligule
1. a strap-shaped plant part [n -S]
Medical Definition of Ligule
1. A strap-shaped structure, a membranous or hairy appendage on the adaxial surface of a leaf, especially in grasses, at the junction between sheath and blade. (09 Oct 1997)
Lexicographical Neighbors of Ligule
Literary usage of Ligule
Below you will find example usage of this term as found in modern and/or classical literature:
1. Organography of Plants, Especially of the Archegoniata and Spermaphyta by Karl Goebel, Isaac Bayley Balfour (1905)
"The free margins of the ligule overlap in front as the figure shows, ...
This younger leaf gradually pushes itself by intercalary growth out of the ligule, ..."
2. Penny Cyclopaedia of the Society for the Diffusion of Useful Knowledge by Charles Knight (1843)
"... muscular impressions united by a wide but not sinuous ligule. Example, Venus
pectinata. The genus Venus he divides into the true ..."
3. Synoptical Flora of North America: The Gamopetalae, Being a Second Edition by Asa Gray (1888)
"Hay-flower» G to 10 and with oblong exported ligule 3-cleft at tho ... Kays in
one species distinctly evolute into a palmate ligule ami fertile; ..."
4. A Flora of Western Middle California by Willis Linn Jepson (1901)
"texture; ligule about 1 line long, lacerate; blades strongly involute perennial,
strongly tufted; stems erect, 1 to 2 ft. high, rather hard in and scabrous; ..."
5. Botany by Geological Survey of California, William Henry Brewer, Sereno Watson, Asa Gray (1880)
"The ligule is described by Kunth as being a» inch long ; neither in the specimen
... ligule a line long or more ; sheaths longer than the internodes, ..."
6. Breeding Crop Plants by Herbert Kendall Hayes, Ralph John Garber (1921)
"Auricle and ligule.—Emerson has shown that the absence of auricle, and ligule is
a recessive character. ..."
7. The Student's Flora of the British Islands by Joseph Dalton Hooker (1878)
"ligule oblong. Fruit terete or angled 18. ... ligule broad, short. Fruit compressed,
winged 19. Achillea. Flowers all tubular and compressed 20. ..."
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